@import '../common';

$timeline-border-color: $card-border-color;
$timeline-border: 1px solid $timeline-border-color;
$timeline-hpad: 0; /* allow room for scrollbar? */
$timeline-vpad: 8px;
$timeline-row-shadow: inset 0 5px 20px 5px rgba(0, 0, 0, 0.08);
$timeline-controls-bg: rgba(0, 0, 0, 0.1);
$slot-border-default: 1px solid #ccc;
$slot-bg-default: theme-color(light);
$slot-bg-level: $alert-bg-level;
$slot-border-level: $alert-border-level;
$slot-color-level: $alert-color-level;
$slot-focus-width: $btn-focus-width;
$slot-radius: 5px;

@mixin slot-variant($background, $border, $color) {
  color: $color;
  @include gradient-bg($background);
  border-color: $border;
  &.focus {
    box-shadow: 0 0 0 $btn-focus-width rgba($border, 0.5);
  }
  &.hover,
  &.focus {
    border-color: mix($black, $border, 3 * $theme-color-interval);
  }
}

.timeline-outer {
  border: $timeline-border;
  :host.flush & {
    border: none;
  }
  box-sizing: border-box;
  display: flex;
  flex-flow: column nowrap;
  min-height: 10rem;
  overflow: hidden;

  .controls-outer {
    background: $timeline-controls-bg;
    border-bottom: $timeline-border;
    padding: $card-spacer-y $card-spacer-x;
    flex: none;
  }
  .controls-inner {
    .btn {
      font-size: 110%;
      padding: 0.1rem;
      width: 3rem;
    }
    > .btn,
    > .btn-group {
      margin: 0 5px 0 0;
    }
  }

  .rows-outer {
    flex: auto;
    padding: $timeline-vpad 0 1rem;
    margin: 0 $timeline-hpad;
    overflow-x: hidden;
    overflow-y: auto;
    position: relative;
  }

  .axis-outer {
    flex: none;
    margin: 0 $timeline-hpad;
  }
}

.timeline-row {
  border: $timeline-border;
  border-left: none;
  border-right: none;
  box-shadow: $timeline-row-shadow;
  box-sizing: border-box;
  height: 2.3em;
  margin-bottom: 8px;
  padding: 2px 0;
  position: relative;
  .prev-link,
  .next-link {
    position: absolute;
    color: #555;
    top: 0;
    bottom: 0;
    font-size: 1.2em;
    line-height: 1.7;
    width: 0.8em;
    z-index: 101;
  }
  .prev-link {
    left: 0;
  }
  .next-link {
    right: 0;
    text-align: right;
  }
}

.timeline-marker {
  position: absolute;
  box-sizing: border-box;
  border-left: 1px solid theme-color(dark);
  top: 0;
  bottom: 0;
  label {
    background: theme-color(dark);
    border-radius: 0 3px 3px 0;
    bottom: 2px;
    color: theme-color(light);
    font-size: 0.8em;
    left: 0;
    line-height: 1;
    padding: 2px;
    position: absolute;
    margin: 0;
  }
  a {
    background: theme-color(primary);
    border-radius: 0 3px 3px 0;
    bottom: 2px;
    color: theme-color(light);
    font-size: 0.8em;

    left: 0;
    line-height: 1;
    padding: 2px;
    position: absolute;
    margin: 0;
    width: 8rem;
  }
}

.short-date-marker {
  position: absolute;
  box-sizing: border-box;
  border-left: 1px solid theme-color(primary);
  top: 0;
  bottom: 0;
  a {
    background: theme-color(warn);
    border-radius: 0 3px 3px 0;
    bottom: 2px;
    color: theme-color(light);
    font-size: 0.8em;
    left: 0;
    line-height: 1;
    padding: 2px;
    position: absolute;
    margin: 0;
    text-decoration: none;
  }
}

.timeline-axis {
  background: $timeline-controls-bg;
  border-top: 2px solid $timeline-border-color;
  height: 1.8em;
  overflow: hidden;
  padding-top: 2px;
  pointer-events: none;
  position: relative;
  .tick {
    box-sizing: border-box;
    background: #bbb;
    position: absolute;
    top: 0;
    height: 0.8em;
    width: 1px;
    .small {
      height: 0.3em;
      background: #ddd;
    }
  }
  .date {
    bottom: 0;
    color: #555;
    font-size: 0.8em;
    line-height: 1em;
    margin-left: -3em;
    position: absolute;
    text-align: center;
    width: 6em;
    word-wrap: nowrap;
  }
}

.timeline-slot {
  background: $slot-bg-default;
  border: $slot-border-default;
  box-sizing: border-box;
  font-size: 0.9em;
  line-height: 100%;
  overflow: hidden;
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  text-decoration: none;
  width: 15em;
  .content {
    overflow: hidden;
    padding: 0.2em 0 0 0.25em;
    // word-wrap: break-word;
  }
  &:not([href]) {
    cursor: default;
  }
  &.focus {
    outline: none;
  }
  &.focus,
  &.hover {
    z-index: 100;
  }
  &.started {
    border-top-left-radius: $slot-radius;
    border-bottom-left-radius: $slot-radius;
  }
  &:not(.started) {
    border-left-width: 0;
  }
  &.ended {
    border-top-right-radius: $slot-radius;
    border-bottom-right-radius: $slot-radius;
  }
  &:not(.ended) {
    border-right-width: 0;
  }
  @each $color, $value in (success, warning, danger, primary, secondary) {
    &.slot-#{$color} {
      @include slot-variant(
        theme-color-level($color, $slot-bg-level),
        theme-color-level($color, $slot-border-level),
        theme-color-level($color, $slot-color-level)
      );
    }
  }
}
